28 results about "Hip bone" patented technology

The utility model relates to an exoskeleton using flexible joints for walking aiding, which comprises a waist supporting mechanism, a hip bone supporting mechanism is arranged below the waist supporting mechanism, thighbone supporting components capable of deforming are arranged on two sides of the hip bone supporting mechanism, and the top of each thighbone supporting component is connected with a wire driving mechanism. A shank supporting assembly is hinged to the bottom of the thighbone supporting assembly, a deformable flexible joint assembly is further arranged between the bottom of the thighbone supporting assembly and the linear driving mechanism, and a driving rope is connected to the surface of the flexible joint assembly. One end of the driving rope is connected to the wire driving mechanism and the other end is connected to the top of the thighbone supporting assembly of the shank supporting assembly; according to the utility model, the traction of the driving rope and the adaptability of the elastic bandage are combined to form a bimodal power-assisted mechanism. Compared with a gear / motor driving mode of a traditional rigid exoskeleton, power consumption is remarkably reduced, and motion fluency is improved.

The invention provides an X-ray-based scoliosis 3D intelligent automatic diagnosis system, which is characterized in that a spine area bounding frame coordinate, a hip bone bounding frame coordinate and a vertebral pedicle bounding frame coordinate are extracted from spine coronal image data, and the first 17 results are extracted to be matched with the number and spatial distribution of typical vertebral bodies of a human body; the method comprises the following steps: obtaining a spine region sub-graph, a hip bone region sub-graph and a vertebral pedicle region sub-graph, converting the sub-graphs into tensors to obtain a bounding box, four angular point coordinates and corresponding confidence of each vertebral body, storing the bounding box, the four angular point coordinates and the corresponding confidence as a structured record, performing Cobb angle calculation according to the structured record, and converting the structured record into an anatomical segment identifier; cutting is conducted according to the spine area, the hip bone area and the vertebral pedicle area subgraph, segmented vertebral pedicles and hip bones are obtained, the major curvature type, the pelvis height and the rotation direction are judged according to anatomical segment identifiers, and the patient age is determined according to the midpoints of the upper edges and the lower edges of the vertebral bodies, the arrangement angle of the adjacent vertebral bodies, spine major curvature core parameters and the age of the patient. And outputting a scoliosis 3D intelligent automatic diagnosis result.

This invention provides a pelvic floor support structure model and modeling method based on three-dimensional data to assist in judging the condition of pelvic floor ligaments and to perform physical simulation. To solve the above-mentioned technical problems, this invention provides the following technical solution, including: a bone structure, which includes the hip bone and the coccyx, which together form a pelvic support structure, with the inner side of the hip bone and the coccyx forming the pelvic space; an organ structure, which includes the following model structures, including models of the uterus, bladder, vagina, and rectum located in the pelvic space; and a ligament structure, which includes the cardinal uterine ligament connecting the uterus to the hip bone, the uterosacral ligament connecting the uterus to the coccyx, and the round uterine ligament, which connects one end to the upper end of the uterus and extends obliquely upward at the other end.

The hip bone protection composite material with the invisible wearing feature comprises, from the impact surface to the skin surface, in sequence: a sensing enhancement layer composed of modified three-dimensional spacer fabric loaded with shear thickening fluid, the fiber surface of the three-dimensional spacer fabric is subjected to lyophobic modification treatment to form reverse capillary resistance to STF carrier liquid, and the contact angle θ is greater than or equal to 110 degrees; and a bionic buffer layer composed of artificial cartilage bionic energy absorption material and having a microporous structure; wherein the sensing enhancement layer and the bionic buffer layer are combined through dot matrix gluing or ultrasonic welding, and the edge thickness of the composite material decreases linearly or nonlinearly from the center to the periphery to form a gentle slope structure with a thick center and a thin edge. The invention combines the shear thickening technology and the bionic energy absorption technology to solve the contradiction of traditional protective equipment in the aspects of 'protection-thin-breathability', and provides an intelligent material with an ultra-thin thickness, a normal softness and an impact instantaneous hardening.

The invention provides a sacrum prosthesis which comprises a main body part used for being connected with a sacrum or a vertebral body; the first connecting block is used for being connected with a first hip bone and is spaced from the main body part; the second connecting block is connected between the main body part and the second hip bone, and the second connecting block is adjustably arranged around the horizontal axis relative to the main body part; the fixing piece is connected between the main body part and the second connecting block; the first rotation stopping part is arranged on the main body part; and the second rotation stopping part is arranged on the second connecting block, and the second rotation stopping part can be in rotation stopping fit with the first rotation stopping part. According to the technical scheme, the problem that the sacrum prosthesis is difficult to adapt to different patients in the prior art is effectively solved.

The application provides a hip CT image segmentation method based on deep learning. The method comprises the following steps: acquiring a hip CT image to be processed; performing coarse segmentation on the input image through a neural network segmentation positioning module to obtain coarse segmentation results of the hip bone and the femur and positioning results of the centers of left and right acetabular fossae; performing fine segmentation on the centers of the acetabular fossae through a Transformer-based fine segmentation module to obtain fine segmentation results of the acetabular fossae and the femoral head; replacing the voxel point categories under the corresponding coordinates in the coarse segmentation results with the categories of the fine segmentation results to realize the fusion of the two results and obtain the final segmentation results. Compared with the prior art, the method provided by the application simplifies the model, improves the processing capacity of interlayer information, avoids the influence of noise and artifacts, has better algorithm stability, and effectively improves the segmentation accuracy of the lesion.

This device provides a means of guiding the user's pelvis to a desired posture by applying force of the desired strength in the desired direction to the left and right hip bones. [Solution] The garment 1 comprises a main body 11 which is leggings worn by user X, a plurality of hook-and-loop fasteners 12 attached to a predetermined area of ​​the main body 11, a band 13 which is an elastic cord with one end attached to a predetermined area of ​​the main body 11, and a hook-and-loop fastener 14 attached to the inner surface of the other end of the band 13. If user X has a tendency for their left hip bone to rotate forward from a desired position, for example, they stretch the band 13 with one end attached to the area posterior to the sacrum of the main body 11, and connect the hook-and-loop fastener 14 on the back of the band 13 to the desired position of the hook-and-loop fastener 12 attached to the area between the left iliac crest and the left greater trochanter of the main body 11. As a result, user X's left hip bone is guided to rotate backward with a desired amount of tension.

The application discloses a decompression device for early postoperative training of femoral upper fracture, which comprises an upper fixing structure, a lower fixing structure and an elastic decompression supporting structure. The upper fixing structure comprises a short pants structure which is wrapped around the skin outside the hip bone and has a gap at the perineum position, and the short pants structure extends from the waist to the upper part of the thigh; a connecting structure one which is connected with the elastic decompression supporting structure is arranged at the waist position of the short pants structure. The lower fixing structure comprises a sleeve structure which is arranged and fixed above the knee joint from the lower part of the thigh; a connecting structure two which is connected with the elastic decompression supporting structure is arranged at the upper part of the sleeve structure. In the straight state of the leg, the elastic decompression supporting structure gives an upward force to the upper fixing structure and an opposite downward force to the lower fixing structure, and a walking aid is additionally arranged to reduce the activity force of the postoperative training. The above arrangement reduces the contact pressure of the hip joint, further reduces the pressure stimulation of the bone surface and guarantees the natural walking state of the postoperative activity of the patient.

The application is suitable for the medical technical field, and provides a prosthesis installation pose determination method and an electronic device. The method comprises the following steps: reconstructing a hip bone three-dimensional model and a femur three-dimensional model, virtually assembling a acetabular cup prosthesis model into a affected side acetabulum three-dimensional model in a preset initial pose; determining target pelvic tilt angles in multiple different poses; for each pose, adjusting the affected side acetabulum three-dimensional model to a corresponding target pose, controlling the femur three-dimensional model to simulate movement within a corresponding preset femur movement range, and prompting a collision area when the femur three-dimensional model and / or the femoral stem prosthesis model collides with the affected side acetabulum three-dimensional model and / or the acetabular cup prosthesis model in the target pose; adjusting the pose of the acetabular cup prosthesis model based on a pose adjustment instruction until no collision occurs in all poses, and obtaining a target installation pose of the acetabular cup prosthesis model, which can reduce the risk of postoperative prosthesis dislocation, limited joint movement and / or prosthesis wear.

Within examples, a surgical device with an embedded sensor system for performing hip replacements is described. This device mitigates fracturing of the mid metaphyseal / diaphyseal region of the femur, and ensures adequate press-fit of the component into the bone. The device relays information regarding forces experienced by the patient's bone to a separate data acquisition device and displays it on an interface. This information is used by the surgeon to determine the force present inside of the patient's bone during broaching, and can then be used to provide better care, and mitigate fractures due to overloading in the bone.

This invention relates to the field of sanitary products and provides a method for preparing an ergonomic triangle-style sanitary napkin, which solves the problem that existing sanitary napkins are prone to "leg binding" and poor wrapping performance due to structural design defects. The method includes an absorbent body and an outer garment layer disposed outside the absorbent body. The absorbent body is defined to have a longitudinal direction along the length direction and a transverse direction along the width direction. The outer garment layer is divided into a front piece and a back piece with the narrowest line of the crotch as the dividing line. The transverse width of the back piece is greater than that of the front piece. The front piece and the back piece are fixedly welded on their transverse sides to form a left sealing line and a right sealing line. The transverse distance between the left sealing line and the right sealing line and the most anterior protrusion of the human hip bone is 5-50mm. The longitudinal length of the back piece is greater than that of the front piece.

The invention relates to the field of medical repair, in particular to an acetabular bone defect repair system which comprises a moldable complex module made of a flowable composite material formed by mixing porous metal particles and bone cement according to a predetermined volume mixing ratio, and the moldable complex module is configured to be positioned in an acetabular bone defect area after being implanted, the bionic support frame module is used for providing mechanical support for the moldable complex module and the acetabular cup prosthesis; the inclusive cushion film can also be included; the bionic supporting frame module provides initial mechanical stability and has a space structure allowing the flowable composite material to permeate and be solidified, so that the bionic supporting frame module and the flowable composite material form a mechanically-interlocked integrated bearing structure. The inclusive cushion film is laid in the acetabular bone defect area, and a filling space is defined by the inclusive cushion film and the host bone. According to the acetabular cup prosthesis, the technical effects of anatomical matching and long-term biological integration of the irregular bone defect surface and the acetabular cup prosthesis are achieved.

A fracture fixation system includes an implant defining a transverse bore extending along a bore axis, the bore being defined by first and second passages that each extend along the bore axis. The fracture fixation system further includes a lag screw configured to be inserted through the second passage, wherein a distal portion of the lag screw includes a thread. The fracture fixation system further includes a bolt configured to be inserted through the first passage, wherein a lateral side of the bolt defines a negative thread adapted to receive the thread of the lag screw. The negative thread includes a transition portion configured to align the thread of the lag screw with the negative thread of the bolt.

The application provides a sacrum prosthesis, which comprises a main body part used for connecting with a sacrum or a vertebral body; a first connecting block used for connecting with a first hip bone and arranged apart from the main body part; a second connecting block connected between the main body part and a second hip bone, the second connecting block being adjustably arranged relative to the main body part around a horizontal axis; a fixing part connected between the main body part and the second connecting block; a first rotation-stopping part arranged on the main body part; and a second rotation-stopping part arranged on the second connecting block, the second rotation-stopping part being capable of rotation-stopping cooperation with the first rotation-stopping part. The technical scheme of the application effectively solves the problem that the sacrum prosthesis in the related art is difficult to adapt to different patients.

The invention provides a shank bone automatic three-dimensional modeling and entity separation method based on a DICOM image, and compared with the prior art, the shank bone automatic three-dimensional modeling and entity separation method based on the DICOM image further comprises the steps that S1, an aT-Mask is improved to automatically remove a scanning bed body; s2, based on hierarchical DOI and spatial prior step-by-step search, completing hip bone-thighbone separation, tibiofibula-foot bone separation, thighbone-tibiofibula separation and tibia-fibula separation, removing pelvis and foot bones, and outputting a target bone binary voxel sequence Mtarget; and S3, reconstructing a three-dimensional grid by adopting MarchingCubes, realizing topological closing through Laplace smoothing, regularization, M-I hole detection and local replacement, and exporting an OBJ model. The method is high in adaptability, high in segmentation precision and excellent in efficiency.

A modular orthopedic implant system configured to interconnect fracture fixation implants with arthroplasty components across multiple anatomic sites. The system incorporates a clothespin-style tapered male stem and a fluted female receiver, forming a secure, fatigue-resistant mechanical interface. This docking feature enables modular coupling between trauma implants such as intramedullary nails and joint replacement constructs including total hip stems, total knee femoral components, total shoulder stems, reverse shoulder humeral components, and ankle arthroplasty tibial components. The modular configuration allows adaptability across anatomical regions, facilitating revision, limb salvage, and periprosthetic fracture stabilization.

The application relates to a continuous skipping behavior detection counting method, device, equipment and medium, which comprises the following steps: identifying personnel entering a detection area when a detection function is started, and obtaining a detection state score of each frame; determining a personnel stagnation state score of each frame according to the detection state score of each frame, determining whether the personnel are in a skipping detection preparation state according to the stagnation state score, determining a first start judgment score according to the coordinates of two hip bones and the coordinates of two foot coverings when the personnel are in the skipping detection preparation state; determining a second start judgment score according to the coordinates of the two hip bones, the coordinates of two knees and the coordinates of the two foot coverings; determining a personnel start score according to the first start judgment score and the second start judgment score, determining a skipping action of the personnel according to the personnel start score, determining a center position score and a moving position score; determining a skipping judgment score; and determining the skipping times of the personnel according to the skipping judgment score.

The invention is applicable to the technical field of walking aids, and provides a rehabilitation walking aid with an auxiliary correction function, which comprises a walking aid frame body, a correction mechanism and a driving mechanism, when the correction mechanism detects that the patient has an excessive forward leaning posture, triggering is carried out, passive posture back-pushing is carried out on the chest of the patient through the back-pushing actuator, and the patient is helped to establish a correct stereoscopic impression; meanwhile, the driving mechanism is started, and the legs of the patient are assisted to do coordinated movement through lifting and swinging actions. According to the linkage mechanism, the burden of the affected limb is relieved while the bad posture is corrected, and the function upgrading from passive correction to active walking aid is achieved; on one hand, the risk that a patient topples over due to the fact that the gravity center excessively moves forwards is reduced through timely push-back correction, on the other hand, active intervention is conducted when the patient is tired, continuity of rehabilitation actions is guaranteed, aching pain is relieved through the hipbone swinging function, and safety, coordination and comfort of rehabilitation training are improved.

The application discloses a waistband structure, and belongs to the technical field of waistbands, which comprises a main band body and a sub-band body, the two ends of the main band body and the sub-band body are respectively and respectively detachably connected, the sub-band body is arranged near the middle position of the main band body and is used for gathering the main band body, and at least one adjusting part is formed by folding the main band body relative to the sub-band body, and a connecting piece for fixing the adjusting part is arranged on the outer wall of the main band body. The adjusting part is folded to make the main band body capable of being flexibly adjusted according to the body shape of a user, effectively avoiding that the top of the main band body presses or clamps the lower edge of the chest of the user, or that the bottom of the main band body rubs against the hip bone or the hip of the user to cause discomfort, and improving the size adaptability and ergonomics compatibility. The adjusting part can be fixedly installed on the outer wall of the main band body through the connecting piece, thereby preventing the adjusting part from being randomly rolled up and raised to cause discomfort to the user, and improving the wearing comfort of the user.

The invention relates to a bone grinding quantity safety monitoring system and method, a storage medium and a program product. The system comprises an upper computer and a lower computer which are electrically connected with each other, and a motor connected with the lower computer, the motor is used for driving the motor bone grinding instrument to rotate; in the process that a bone grinding instrument is adopted to grind a to-be-ground bone area in the hip bone of a to-be-detected object, the upper computer conducts first monitoring on the bone grinding amount corresponding to the to-be-ground bone area according to first bone grinding related data sent by the lower computer; the lower computer carries out second monitoring on the bone grinding amount corresponding to the area to be subjected to bone grinding according to second bone grinding related data sent by the upper computer; and if the bone grinding amount monitored by at least one of the first monitoring and the second monitoring exceeds a set threshold value, the lower computer controls the motor to be powered off. By adopting the system, the accuracy of the monitoring result of the bone grinding quantity can be improved.

A pair of anti-falling trousers relates to the field of trousers and comprises trousers, a high-density latex bottom pad is fixedly mounted at the hip bone position in the trousers, extending parts on the lower side of the high-density latex bottom pad are respectively connected to the crotch position in the trousers, an inner concave cavity is formed in the high-density latex bottom pad, and the inner concave cavity is communicated with the hip bone position in the trousers. According to the utility model, the protective pad is arranged at the hip bone part of the trousers, so that the hip can be better embedded into the inner concave cavity, the hip bone part is surrounded and protected by the high-density latex bottom pad, and once the hip bone part falls down, the hip bone part is prevented from falling down, so that the hip bone part is prevented from falling down. The high-density latex bottom pad and the buffering protruding parts on the surface act together to conduct buffering and springback protection on the hip bone area of a person, then the lumbar vertebra hip bone can be effectively prevented from being hurt, and the safety of the hip bone is greatly improved.

The application provides a femoral stem prosthesis automatic recommendation method for total hip replacement surgery, comprising the following steps: acquiring three-dimensional CT image data of a patient, segmenting a hip bone, a femur and a surgical side medullary cavity through a neural network model; generating bone key points using a key point generation network; traversing all available femoral stems, performing initial positioning on each femoral stem, and evaluating according to three evaluation indexes; adjusting the pose of each femoral stem using three strategies, re-evaluating after the adjustment is completed, and obtaining four groups of evaluation information of each femoral stem; sorting and screening all the above evaluation information, and selecting the optimal femoral stem model and the corresponding placement pose. The method described in the application analyzes based on a three-dimensional model, and the evaluation indexes are also designed in a three-dimensional space, so that the prosthesis recommendation is more accurate, in addition, the application can realize the automation of prosthesis recommendation, avoiding the introduction of human error.

This invention provides a wearable post-operative hip fracture protection device for the elderly, comprising: a front shield assembly and a rear shield assembly. The front shield assembly includes a front shield body, a front connecting strap, a front waistband, a Velcro fastener, a buckle, a front airbag, and a front air nozzle. The front and rear shield bodies can be separated, allowing for easier wearability. During use, the buckle is inserted into the buckle hole to stabilize the front and rear shield bodies, which are then secured together using the Velcro fasteners, enhancing the convenience of wearing the device.

The invention discloses a semi-hip replacement surgery simulation device, and belongs to the field of orthopedic surgery auxiliary tools. In order to solve the problems that an existing universal clamp is not attached in clamping, vibration is large in the operation, and a bone mold is prone to loosening, the device comprises a hip bone base, a hip bone clamp support and a hip bone clamp. The hip bone clamp support is fixed to the hip bone base, the hip bone clamp comprises a lower clamping block and an upper clamping block, the lower clamping block is installed on the clamp support, and the upper clamping block is detachably connected with the lower clamping block through a quick release structure; a lower profiling block and an upper profiling block which are matched with the hip bone are arranged on the corresponding sides of the lower clamping block and the upper clamping block respectively. According to the device, the profiling blocks are precisely attached to the hip bone, the contact area is increased, stress is uniformly dispersed, and vibration is effectively reduced; the quick release structure realizes quick clamping of the bone mold, guarantees the clamping stability, avoids displacement after multiple times of clamping, and improves the simulation precision. The device is simple in structure and convenient to operate, and provides reliable support for preoperative planning and operation training.

The humanoid robot hip joint comprises a hip bone, a leg bone and a connecting assembly, the connecting assembly comprises a rotating motor and a half shaft, the half shaft comprises an inner ball and an outer sleeve, the inner ball and the outer sleeve are arranged in a sleeved mode, the inner ball can freely rotate in any direction in the outer sleeve, the outer sleeve is connected with an output shaft of the rotating motor, and the inner ball is connected with the leg bone. A driving piece is further arranged between the hip bone and the leg bone, and the driving piece is used for limiting the displacement amount of the thigh of the robot. The space occupied by the hip bone part of the robot can be reduced, and meanwhile the robot has the more flexible movement capacity and has the advantages of being flexible in movement and small in occupied space.

Provided herein are systems and methods for creating and measuring digital biomarkers for knee and / or hip osteoarthritis, as well as systems and methods for using such biomarkers in the diagnosis, monitoring, and treatment of knee and / or hip osteoarthritis. In particular aspects, the systems and methods involve using at least one primary device comprising one or more capacitor-pressure sensors configured to generate raw gait data, and a remote processing device configured to generate one or more gait parameters for an individual based on the gait data, and apply one or more trained machine learning models to the gait parameters. In further aspects, systems and methods for training said machine learning models configured to generate a digital biomarker are also disclosed.

The application relates to a hip joint anatomical landmark point recognition method and system, which comprises the following steps: loading three-dimensional mask data containing femur and hip bone segmentation labels, extracting a bone surface point cloud and converting the same to a physical coordinate system; automatically screening a complete data side by comparing the number of bilateral point clouds; based on the complete femur point cloud, sequentially recognizing the femoral head center, lesser trochanter, femoral neck isthmus center and femoral shaft center point through geometric fitting and extreme value search; based on the same side hip bone point cloud, recognizing the acetabular fossa center, ischial tuberosity, pubic symphysis and anterior superior iliac spine point; finally, converting the landmark points to a three-dimensional model standard coordinate system and generating a visual model. The application realizes automatic and high-precision recognition of key anatomical landmark points of the hip joint, does not require manual intervention and a large amount of training data, has strong robustness, can be directly compatible with a three-dimensional surgical planning system, and significantly improves preoperative planning efficiency and accuracy.

A fracture fixation system (100) includes an implant (102) defining a transverse bore extending along a bore axis, the bore being defined by first and second passages (115a, 115b) that each extend along the bore axis. The fracture fixation system further includes a lag screw (130b) configured to be inserted through the second passage, wherein a distal portion (134b) of the lag screw includes a thread. The fracture fixation system further includes a bolt (130a) configured to be inserted through the first passage, wherein a lateral side of the bolt defines a negative thread adapted to receive the thread of the lag screw. The negative thread includes a transition portion configured to align the thread of the lag screw with the negative thread of the bolt.